romney ahead in colorado 50 to 46. ohio, romney at 48. to president's 47. virtual tie. furthermore, the rasmussen swing state tracking poll of 11 battleground states shows romney at 49%. the president at 47. romney appealed to iowa farm country voters penalling to end what he called the obama administration overregulation of agriculture and promised to open more world markets and reduce energy costs. >> there are big differences between the president and me. he has no plan for rural america. no plan for agriculture. no plan for getting people back to work. i do. >> romney released a policy paper on rural issues and ripped the president for squeezing the economy critically important agriculture industry. >> president has idea he wants to raise the tax rate from 3% to 40%. that won't be good for forms. my own view is i want to take the tax rate down. >> following iowa, romney flew to ohio, critical battleground to his victory strategy, where the voter registration ends today. romney is expected to return at least four ti